Which RAID to choose for a NAS?
The Backblaze blog article explains the different RAID levels and their application in protecting data stored on NAS systems. It starts by defining RAID (Redundant Array of Independent Disks) and highlighting its critical role in data management. The author discusses essential RAID concepts such as redundancy and performance, then dives into various RAID levels, including RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10. Each level is analyzed regarding its pros and cons, providing readers with a clearer understanding of which might be the best fit for their needs. The article also offers advice on how to choose the optimal RAID level and scenarios where a particular level may perform best. Finally, the author emphasizes the importance of understanding user needs and making the right configuration choices to effectively protect data in NAS systems.